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Obstacle Race Calendar near Rancho Cucamonga 2025-2026

Explore the top obstacle runs near Rancho Cucamonga for 2025-2026! We've gathered 48 exciting races in the area. Check out our detailed list below to find your next local race.

March 2026
Mar
14
Saturday

Nine Trails 35 Mile Endurance Run

Trail Run 17 mi 35 mi
April 2026
Apr
4
Saturday

Billy Goat Mountain Climb

Trail Run 10 km 13 mi 17 mi
Apr
25
Saturday

Covina Fun Run

5 km
Apr
25
Saturday

Dash for disABILITIES Superhero 5K

5 km
May 2026
May
2
Saturday

Nurses Rock

5 km 10 km
May
23-24
Sa - Su

Nanny Goat

Trail Run 6 hr 12 hr 100 mi 24 hr
November 2026
Nov
7
Saturday

Saddleback Marathon

Trail Run 10 km 13 mi 26 mi
Nov
26
Thursday

Plymouth Rock n Run

5 km 10 km
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